Infiniti EX35. Manual — part 426

RADIATOR

CO-13

< ON-VEHICLE REPAIR >

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ON-VEHICLE REPAIR

RADIATOR

Exploded View

INFOID:0000000003139286

Removal and Installation

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REMOVAL

1.

Upper mount bracket

2.

Mounting rubber (upper)

3.

Radiator

4.

Mounting rubber (lower)

5.

Clamp

6.

Radiator hose (lower)

7.

Radiator hose (upper)

8.

Drain plug

9.

O-ring

10. Water drain hose

11.

O-ring

12. Air relief plug

13. Clamp

14. A/T fluid cooler hose

15. A/T fluid cooler hose

16. Cooling fan assembly

17. Grommet

18. Reservoir tank

19. Reservoir tank hose

20. Reservoir tank hose

21. Clamp

22. Reservoir tank cap

A.

To water outlet (front)

B.

To water inlet

C.

To water outlet (front)

D.

To A/T fluid cooler pipe

Refer to

GI-4, "Components"

for symbols in the figure.

JPBIA1831GB

CO-14

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RADIATOR

WARNING:

Never remove radiator cap when engine is hot. Serious burns could occur from high-pressure engine
coolant escaping from water outlet (front). Wrap a thick cloth around the cap. Slowly turn it a quarter
of a turn to release built-up pressure. Carefully remove radiator cap by turning it all the way.

1.

Remove the following parts:
• Engine under cover with power tool.
• Engine cover: Refer to

EM-25, "Exploded View"

.

• Air cleaner case (RH and LH): Refer to

EM-27, "Exploded View"

.

• Reservoir tank: Refer to

CO-13, "Exploded View"

.

• Hood lock cover, hood lock stay assembly and horn: Refer to

DLK-216, "Exploded View"

.

2.

Remove condenser. Refer to

HA-53, "Exploded View"

.

3.

Drain engine coolant from radiator. Refer to

CO-7, "Draining"

.

CAUTION:

• Perform this step when the engine is cold.
• Never spill engine coolant on drive belt.

4.

Disconnect A/T fluid cooler hoses from radiator.
• Install blind plug to avoid leakage of A/T fluid.

5.

Remove radiator hoses (upper and lower) and reservoir tank hose.

CAUTION:

• Be careful not to allow engine coolant to contact drive belt.
• Never loosen radiator water inlet pipe mounting screw

(A). If loosened, replace radiator (1).

6.

Remove cooling fan assembly. Refer to

CO-16, "Exploded View"

.

CAUTION:

Never damage or scratch radiator core when removing.

7.

Rotate two radiator upper mount brackets 90 degrees in direc-
tion as shown in the figure, and remove them.

8.

Remove radiator as follows:

CAUTION:

Be careful not to damage radiator core.

2

: Radiator water inlet pipe

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: Radiator upper mount bracket

A

: Turn 90

°

counterclockwise

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RADIATOR

CO-15

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a.

Lift up and pull the radiator (1) forward, and then remove the
mounting rubber (lower) (3) from the radiator core support (2).

b.

Remove radiator (1) from front of radiator core support (2).

INSTALLATION

Installation is the reverse order of removal.

Inspection

INFOID:0000000003613055

INSPECTION AFTER INSTALLATION

• Check for leakage of engine coolant using the radiator cap tester adapter (commercial service tool) and the

radiator cap tester (commercial service tool). Refer to

CO-7, "Inspection"

.

• Start and warm up the engine. Visually check that there is no leakage of engine coolant and A/T fluid.

: Vehicle front

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: Vehicle front

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CO-16

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COOLING FAN

COOLING FAN

Exploded View

INFOID:0000000003139289

Removal and Installation

INFOID:0000000003139290

REMOVAL

1.

Remove engine under cover with power tool.

2.

Drain engine coolant. Refer to

CO-7, "Draining"

.

3.

Remove reservoir tank. Refer to

CO-13, "Exploded View"

.

4.

Remove air cleaner case (LH and RH). Refer to

EM-27, "Exploded View"

.

5.

Remove mounting bolt from high pressure flexible hose bracket. Refer to

HA-43, "Exploded View"

.

6.

Remove radiator hose (upper). Refer to

CO-13, "Exploded View"

.

7.

Disconnect harness connector from cooling fan control module, and move harness to aside.

8.

Remove cooling fan assembly.

CAUTION:

Be careful not to damage or scratch on radiator core.

INSTALLATION

Note the following, and install in the reverse order of removal.

CAUTION:

Only use genuine parts for cooling fan mounting bolt and observe the specified torque (to prevent
radiator from being damaged).

Disassembly and Assembly

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DISASSEMBLY

1.

Disconnect harness connector from cooling fan control module.

2.

Remove cooling fan control module from cooling fan assembly.

CAUTION:

1.

Cooling fan (RH)

2.

Cooling fan (LH)

3.

Fan shroud

4.

Fan motor (LH)

5.

Fan motor (RH)

6.

Cooling fan control module

7.

Grommet

A.

Apply on fan motor shaft

: Apply high strength thread locking sealant or equivalent.

Refer to

GI-4, "Components"

for symbols not described on the above.

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